CN110115816A - A kind of power distribution cabinet being exclusively used in security against fire and method - Google Patents
A kind of power distribution cabinet being exclusively used in security against fire and method Download PDFInfo
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- CN110115816A CN110115816A CN201910480079.5A CN201910480079A CN110115816A CN 110115816 A CN110115816 A CN 110115816A CN 201910480079 A CN201910480079 A CN 201910480079A CN 110115816 A CN110115816 A CN 110115816A
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- 238000009826 distribution Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000011521 glass Substances 0.000 claims abstract description 38
- 239000007921 spray Substances 0.000 claims abstract description 34
- 239000000523 sample Substances 0.000 claims abstract description 32
- 239000007858 starting material Substances 0.000 claims abstract description 27
- 239000000779 smoke Substances 0.000 claims abstract description 25
- 239000000843 powder Substances 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 239000000725 suspension Substances 0.000 claims abstract description 15
- 239000003999 initiator Substances 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 18
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 5
- 239000010962 carbon steel Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 241001074085 Scophthalmus aquosus Species 0.000 claims 1
- -1 Fire extinguisher Substances 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000005341 toughened glass Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007850 fluorescent dye Substances 0.000 description 2
- 238000001215 fluorescent labelling Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
- A62C37/14—Releasing means, e.g. electrically released heat-sensitive with frangible vessels
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/50—Testing or indicating devices for determining the state of readiness of the equipment
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/40—Wall-mounted casings; Parts thereof or accessories therefor
- H02B1/44—Hinged covers or doors
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of power distribution cabinet for being exclusively used in security against fire and method, the interior of the cabinet of this power distribution cabinet is provided with extinguishing device, electric temperature-sensing probe, Fire extinguisher, smoke detector and matches electrical component；Extinguishing device is arranged in cabinet body by suspension mechanism, is made of cylinder, hanging ring, spray head, pressure indicator, feedback device, electric starter, temperature sensing glass ball, thermal initiator；Driving gas and ultra-fine dry powder extinguishing agent are contained in cylinder, temperature sensing glass ball is electrically connected by thermal initiator with electric starter, electric starter is electrically connected with electric temperature-sensing probe, Fire extinguisher respectively, and Fire extinguisher is also electrically connected with electric temperature-sensing probe, smoke detector, feedback device, pressure indicator respectively.This method is divided into remote electric fire extinguishing, automatic electric fire extinguishing and automatic temperature-sensed fire extinguishing.The present invention is additionally arranged extinguishing device in cabinet body, compensates for the security against fire vacancy of existing power distribution cabinet, meanwhile, fire extinguishing Starting mode multiplicity, high reliablity, adaptation range are wider.
Description
Technical field
The present invention relates to a kind of power distribution cabinet and method more particularly to a kind of power distribution cabinet for being exclusively used in security against fire and methods.
Background technique
With the development of industrialization and urbanization, the probability of happening of fire is also increasing, and causes to people's lives huge
Influence.In general, occurring and improving fire rescue for fire preventing, security against fire place can be set.When fire, fire-fighting peace
Power distribution cabinet in the whole audience provides power supply for fire rescue, therefore, power distribution cabinet must be made to be under the shape of safe operation, just can ensure that
Fire rescue work smoothly completes.
Nowadays, the power distribution cabinet for security against fire place is all made of common low-voltage distribution cabinet, and it is anti-to lack security against fire
Protection unit.However, being equipped with numerous electric elements in power distribution cabinet, and the intracorporal environment closing of cabinet, power distribution cabinet itself is originally
It is easy to induce fire.If fire occurs for the external world, there is very big security risk in power distribution cabinet, be easier to that fire occurs, it is difficult to really
Normal power supply is protected, smoothly completing for fire fighting work is unable to ensure, bigger threat is caused to the safety of people.
Summary of the invention
In order to solve shortcoming present in above-mentioned technology, the present invention provides a kind of distribution for being exclusively used in security against fire
Cabinet and method.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of distribution being exclusively used in security against fire
Cabinet, including power distribution cabinet body, power distribution cabinet body include cabinet body, and the front side wall of cabinet body is set as cabinet door, and cabinet door is hinged with cabinet body,
It is offered in cabinet door and is provided with nameplate, door lock in toughened glass window and cabinet door；
Cabinet body is internally provided with extinguishing device, electric temperature-sensing probe, Fire extinguisher, smoke detector and with electrical component,
Multiple cable knock-off holes are offered on the bottom wall of cabinet body；Extinguishing device is arranged in cabinet body by suspension mechanism, and suspension mechanism is solid
It is scheduled below the roof of cabinet body；Temperature-sensing probe, Fire extinguisher, smoke detector are installed on the side wall of cabinet body；
Extinguishing device is drawn by cylinder, hanging ring, spray head, pressure indicator, feedback device, electric starter, temperature sensing glass ball, heat
Send out device composition；It is contained with driving gas in cylinder and ultra-fine dry powder extinguishing agent, the top of cylinder are fixedly connected with fixing head, cylinder
The bottom end of body is communicated with lower connection mouth, and cylinder is connected by upper fixing head with hanging ring, and hanging ring is connected with suspension mechanism；
Lower connection mouth is connect by sealing ring with injector seals, and spray head is communicated with shower matched with its；Spray head and lower company
Injection channel is collectively formed in the inside of junction in logical mouth, is sealed with pressing plate in injection channel；Temperature sensing glass ball is mounted on spray head
Lower section that is interior and being located at pressing plate, temperature sensing glass ball clamping platen；
Temperature sensing glass ball is electrically connected by thermal initiator with electric starter, electric starter respectively with electric temperature-sensing probe, fire extinguishing
Controller electrical connection, Fire extinguisher are also electrically connected with electric temperature-sensing probe, smoke detector, feedback device, pressure indicator respectively, and
And Fire extinguisher is connected with the controlling terminal in fire protection control room, links with entire fire-fighting system.
Further, cabinet body is internally provided with crossbeam, stringer, column and partition, crossbeam, stringer, column and every
Plate is all made of carbon steel and is made.
Further, suspension mechanism is made of fixed block, screw hook, positioning pin, and the roof of fixed block and cabinet body is fixed
Connection, for screw welding hook on fixed block, the hanging ring of extinguishing device hangs over screw hook above and by positioning pin locked.
Further, feedback device, pressure indicator be installed on spray head and feedback device, pressure indicator respectively with
Spray head is connected.
Further, driving gas uses nitrogen.
A kind of extinguishing method for the power distribution cabinet being exclusively used in security against fire, be divided into remote electric fire extinguishing, automatic electric fire extinguishing and
Automatic temperature-sensed fire extinguishing；
Remote electric fire extinguishing specifically: the controlling terminal in fire protection control room issues fire extinguishing enabling signal, is controlled by fire extinguishing
Device receives fire extinguishing enabling signal, and Fire extinguisher touches energization starter, and electric starter makes thermal initiator heat production, improves temperature-sensitive glass
The ambient temperature of ball, temperature sensing glass ball expanded by heating simultaneously rupture, and temperature sensing glass ball disappears to the extruding force of pressing plate, meanwhile, pressing plate
It is pushed and falls off by the intracorporal pressure of cylinder, ultra-fine dry powder extinguishing agent is under the action of driving gas quickly at the shower from spray head
It ejects, to realize the fire extinguishing to interior of the cabinet；
Automatic electric fire extinguishing specifically: the electric temperature-sensing probe moment monitors the intracorporal temperature of cabinet, when fire occurs in cabinet body, cabinet
Intracorporal temperature is more than the operating temperature T1 of electric temperature-sensing probe setting, and electric temperature-sensing probe can directly touch energization starter, similarly, electricity
Starter makes thermal initiator heat production, and temperature sensing glass ball expanded by heating simultaneously ruptures, and pressing plate falls off, and ultra-fine dry powder extinguishing agent is in driving gas
It is quickly ejected from the shower of spray head under the action of body, realizes the fire extinguishing to interior of the cabinet；Meanwhile smoke detector monitors smog feelings
Condition, and the smoke signal of monitoring is passed into Fire extinguisher, energization starter is touched by Fire extinguisher, thus smoke detector cooperates with
Electric temperature-sensing probe realizes the fire extinguishing to interior of the cabinet, influences to put out a fire when preventing inductance temperature probe failure；
Automatic temperature-sensed fire extinguishing specifically: when fire occurring in cabinet body, the temperature of cabinet body is more than the movement temperature of temperature sensing glass ball
When spending T2, temperature sensing glass ball swelling fracture under the intracorporal hot environment of cabinet, similarly, pressing plate falls off, and ultra-fine dry powder extinguishing agent exists
It is quickly ejected from the shower of spray head under the action of driving gas, to realize the fire extinguishing to interior of the cabinet；
In above-mentioned fire extinguishing procedure, feedback device feeds back the signal that thin dry powder extinguisher has discharged to Fire extinguisher.
Further, operating temperature T1 is not higher than operating temperature T2.
The invention discloses a kind of power distribution cabinet for being exclusively used in security against fire, the structure of cabinet body more safe and reasonables, using more
Add convenience.Also, on the basis of existing power distribution cabinet, it is additionally arranged extinguishing device in cabinet body, both can apply to relative closure sky
Between total flooding fire extinguishing, it can also be used to the localised protection fire extinguishing in open place, good extinguishing effect and nontoxic, harmless, it is ensured that fire fighting
Work can smoothly complete, and avoid threatening to the safety of people.Meanwhile extinguishing device can put out a fire in several ways,
Both itself the electrical fire safety for having guaranteed this power distribution cabinet, also makes entire fire-fighting system safer.The invention also discloses one
Kind is exclusively used in the extinguishing method of the power distribution cabinet of security against fire, and fire-fighting mode multiplicity is protected layer by layer, it is ensured that the reliability of fire extinguishing, more
The extinguishing effect of extinguishing device further is improved, so that fire rescue can be gone on smoothly, improves the peace of fire-fighting system
Quan Xing.
Detailed description of the invention
Fig. 1 is the external structure schematic diagram for the power distribution cabinet that the present invention is exclusively used in security against fire.
Fig. 2 is the schematic diagram of internal structure for the power distribution cabinet that the present invention is exclusively used in security against fire.
Fig. 3 is the structural schematic diagram of extinguishing device and suspension mechanism in Fig. 2.
Fig. 4 is the schematic diagram of the section structure of extinguishing device in Fig. 3.
In figure: 1, cabinet body；2, cabinet door；3, extinguishing device；4, electric temperature-sensing probe；5, Fire extinguisher；6, smoke detector；7, horizontal
Beam；8, stringer；9, cable knock-off hole；10, fixed block；11, screw is linked up with；12, positioning pin；21, nameplate；22, toughened glass window；
23, door lock；31, cylinder；311, upper fixing head；312, lower connection mouth；313, gas is driven；314, ultra-fine dry powder extinguishing agent；32,
Hanging ring；33, spray head；34, pressure indicator；35, feedback device；36, electric starter；37, temperature sensing glass ball；38, shower；39,
Sealing ring
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
A kind of power distribution cabinet being exclusively used in security against fire, including power distribution cabinet body, power distribution cabinet body include cabinet body 1, such as Fig. 1 and
Shown in Fig. 2, the front side wall of cabinet body 1 is set as cabinet door 2, and cabinet body 1 is internally provided with extinguishing device 3, electric temperature-sensing probe 4, fire extinguishing
Controller 5, smoke detector 6 and match electrical component.Referring in existing power distribution cabinet with electrical component needs each component to be used,
Such as relay, breaker.
Wherein, cabinet door 2 is hinged with cabinet body 1, offers in cabinet door 2 and is provided with nameplate in toughened glass window 22 and cabinet door 2
21, door lock 23；Nameplate 21 is pasted using fluorescence labeling, more fluorescence labeling patches can also be arranged, in cabinet door 2 in order in dark
In the case of, where the position for showing this power distribution cabinet.
For cabinet body 1 uses nine folded section cabinets, more beautiful.Cabinet body 1 and cabinet door 2 are all made of steel and are made, as carbon steel,
Stainless steel.When using carbon steel, appearance does plastic-spraying processing, and phosphatization primary coat processing is done before plastic-spraying；When using stainless steel, appearance is done
Wire drawing process can reach IP55 protection class to meet the high requirement of shelter of power distribution cabinet.
Meanwhile cabinet body 1 is internally provided with crossbeam 7, stringer 8, column and partition, crossbeam 7, stringer 8, column and every
Plate is all made of carbon steel and is made, and column and partition is arranged according to the installation requirements of electric elements, so that the utilization of this power distribution cabinet is more
Convenient, allotment is more conducive to standardized mating planning with also more reasonable science, while allowing the installer to electrical in arrangement
It is handy when element, convenient self-possessed.By crossbeam 7 and stringer 8, keep the case configuration of this power distribution cabinet more firm, it is healthy and strong resistance to
With, security reliability, any clumsy device of installation is not feared.
In addition, offering multiple cable knock-off holes 9 on the bottom wall of cabinet body 1, the cable in cabinet body 1 is concentrated from cable abate
Hole 9 passes through, so that the more succinct safety of internal line alignment, reduces the security risk of this power distribution cabinet.
It is the power distribution cabinet for being exclusively used in security against fire for power distribution cabinet disclosed in this invention.Therefore, it is necessary to higher fire extinguishings
Performance.As shown in Fig. 2, being provided with extinguishing device 3 in the inside of cabinet body 1, the safety for having filled up current security against fire power distribution cabinet is empty
It lacks.Extinguishing device 3 is arranged in cabinet body 1 by suspension mechanism, and suspension mechanism is fixed below the roof of cabinet body 1, even if fire extinguishing
Device 3 is located at the top of each electric elements (needing protection), installs extinguishing device by suspension mechanism, installation is simple, more
Be conducive to the maintenance and replacement of extinguishing device 3.Meanwhile temperature-sensing probe 4, Fire extinguisher 5, smoke detector 6 are installed in cabinet body 1
On side wall, cooperates extinguishing device 3, realize the fire-extinguishing function concurrently of this power distribution cabinet jointly.
As shown in figure 3, suspension mechanism is made of fixed block 10, screw hook 11, positioning pin 12, fixed block 10 and cabinet body 1
Roof be fixedly connected, screw hook 11 is welded on fixed block 10, and the hanging ring 32 of extinguishing device 3 is hung on screw hook 11 simultaneously
It is locked by positioning pin 12.Specifically are as follows: when installation, by position as defined in design drawing, by the fixed block 10 being welded as a whole with
Screw hook 11 is fixed on the coagulation prefabricated board being arranged at 1 roof of cabinet body, and solidifying prefabricated board plays a protective role, then fire extinguishing is filled
The hanging ring 32 for setting 3 tops is hooked in screw and links up at 11 crotches, finally plugs the locking of positioning pin 12.
For extinguishing device 3, when a fire, it can be achieved that the fire extinguishing of this power distribution cabinet, specific structure set-up mode are as follows:
As shown in Figure 3 and Figure 4, extinguishing device 3 by cylinder 31, hanging ring 32, spray head 33, pressure indicator 34, feedback device 35, electrically activate
Device 36, temperature sensing glass ball 37, thermal initiator composition；Driving gas 313 and ultra-fine dry powder extinguishing agent 314 are contained in cylinder 31,
The top of cylinder 31 is fixedly connected with fixing head 311, and the bottom end of cylinder 31 is communicated with lower connection mouth 312, and cylinder 31 passes through upper
Fixing head 311 is connected with hanging ring 32, and hanging ring 32 is connected with suspension mechanism；
Lower connection mouth 312 is tightly connected by sealing ring 39 and spray head 33, and spray head 33 is communicated with shower 38 matched with its；
Spray head 33 is connected to mouth 312 injection channel is collectively formed in the inside of junction with lower, is sealed with pressing plate in injection channel；Temperature-sensitive glass
Glass ball 37 is mounted on the lower section in spray head 33 and being located at pressing plate, 37 clamping platen of temperature sensing glass ball；
Wherein, entire extinguishing device 3 does not have pipeline in configuration design, safe and reliable；Driving is contained in cylinder 31
Nitrogen can be used in gas 313 and ultra-fine dry powder extinguishing agent 314, driving gas 313.The volume of cylinder 31 is according to gas, powder ratio
It determines, to guarantee high-effect fire-extinguishing；Partial size is very slight after ultra-fine dry powder extinguishing agent 314 sprays, and good fluidity can hang in the sky
Floating certain time, so that this extinguishing device can be applied to the fire extinguishing of relative closure space total flooding, it can also be used to open place part
Protection fire extinguishing；Meanwhile ultra-fine dry powder extinguishing agent 314 is nontoxic, harmless, and it is non-stimulated to human skin, respiratory tract, it is widely portable to
A, B, C and D class fire are put out, substantially ensures the extinguishing effect in cabinet body 1.37 clamping platen of temperature sensing glass ball, it is ensured that positive reason
Under condition, pressing plate be will not fall off, and spray the ultra-fine dry powder extinguishing agent 314 in cylinder 31, and in the case of fire, temperature-sensitive glass
The inflatable rupture of ball 37, ultra-fine dry powder extinguishing agent 314 are sprayed, are put out a fire.
To realize that extinguishing device 3 to arc extinguishing reliable, efficient in cabinet body 1, starts going out for extinguishing device using three kinds of modes
Fire operation, specifically: firstly, extinguishing device 3 and Fire extinguisher 5, electric temperature-sensing probe 4, smoke detector 6 electric connecting relation
Are as follows: temperature sensing glass ball 37 is electrically connected by thermal initiator with electric starter 36, and electric starter 36 is popped one's head in electric temperature-sensing probe 4 respectively
Starting terminal, Fire extinguisher 5 be electrically connected, Fire extinguisher 5 also respectively with electric temperature-sensing probe 4, smoke detector 6, feedback device
35, pressure indicator 34 is electrically connected, and Fire extinguisher 5 is connected with the controlling terminal in fire protection control room, and is entirely disappeared
Anti- system interlink；Meanwhile feedback device 35, pressure indicator 34 are installed on spray head 33 and feedback device 35, pressure instruction
Device 34 is connected with spray head 33 respectively.For Fire extinguisher 5, electric temperature-sensing probe 4, smoke detector 6, temperature sensing glass ball 37, feedback
Device 35, pressure indicator 34 are commercial product.
According to above-mentioned electric connecting relation, the extinguishing method of the power distribution cabinet disclosed in this invention for being exclusively used in security against fire,
Remote electric fire extinguishing, automatic electric fire extinguishing and automatic temperature-sensed fire extinguishing can be divided into；
Remote electric fire extinguishing specifically: such fire-fighting mode is not required to collection site ambient conditions, by fire protection control room
Controlling terminal (usually control panel) issues fire extinguishing enabling signal, receives fire extinguishing enabling signal, fire extinguishing control by Fire extinguisher 5
Device 5 touches energization starter 36, and electric starter 36 makes thermal initiator heat production, improves the ambient temperature of temperature sensing glass ball 37, temperature-sensitive glass
37 expanded by heating of glass ball simultaneously ruptures, and temperature sensing glass ball 37 disappears to the extruding force of pressing plate, meanwhile, pressing plate is by the pressure in cylinder 31
It pushes dynamic and falls off, the quickly injection at the shower 38 from spray head 33 under the action of drive gas 313 of ultra-fine dry powder extinguishing agent 314
Out, to realize to the fire extinguishing inside cabinet body 1；
Automatic electric fire extinguishing specifically: the temperature in electric 4 moment of temperature-sensing probe monitoring cabinet body 1, cabinet body 1 is interior to occur fire
When, the temperature in cabinet body 1 is more than the operating temperature T1 that electric temperature-sensing probe 4 is set, and electric temperature-sensing probe 4 can directly touch energization starter
36, similarly, electric starter 36 makes thermal initiator heat production, and 37 expanded by heating of temperature sensing glass ball simultaneously ruptures, and pressing plate falls off, ultra-fine dry powder
Extinguishing chemical 314 quickly ejects at the shower 38 from spray head 33 under the action of driving gas 313, realizes inside to cabinet body 1
Fire extinguishing；Meanwhile smoke detector 6 monitors smoke condition, and the smoke signal of monitoring is passed to Fire extinguisher 5, is controlled by fire extinguishing
Device 5 touches energization starter 36, and thus smoke detector 6 cooperates with electric temperature-sensing probe 4 to realize to the fire extinguishing inside cabinet body 1, to prevent inductance
It influences to put out a fire when temperature 4 failure of probe；
Automatic temperature-sensed fire extinguishing specifically: when fire occurring in cabinet body 1, the temperature of cabinet body 1 is more than the dynamic of temperature sensing glass ball 37
Make when temperature T2 (operating temperature T1 is not higher than operating temperature T2), temperature sensing glass ball 37 expands under the hot environment in cabinet body 1
Rupture, similarly, pressing plate falls off, and ultra-fine dry powder extinguishing agent 314 is under the action of driving gas 313 quickly from the shower 38 of spray head 33
Place is ejected, to realize to the fire extinguishing inside cabinet body 1；
In above-mentioned fire extinguishing procedure, feedback device 35 feeds back the letter that thin dry powder extinguisher 314 has discharged to Fire extinguisher 5
Number.
The power distribution cabinet of professional security against fire disclosed in this invention, the extinguishing device 3 fire-fighting mode multiplicity being arranged inside,
It protects layer by layer, it is ensured that occur in the case of fire in power distribution cabinet, extinguishing device 3 can effectively put out enclosed environment (in cabinet body 1)
Electrical fire, adapt to a variety of occasions, environment, it is ensured that worker safety, also ensure that ensure put out a fire reliability, further
Improve the extinguishing effect of extinguishing device 3 so that fire rescue can be gone on smoothly, guaranteeing the electrical fire of power distribution cabinet itself
The safety of fire-fighting system is improved while calamity safety.
Above embodiment is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the scope of technical solution of the present invention, also belong to this hair
Bright protection scope.
Claims (7)
1. a kind of power distribution cabinet for being exclusively used in security against fire, including power distribution cabinet body, it is characterised in that: the power distribution cabinet body includes
Cabinet body (1), the front side wall of cabinet body (1) are set as cabinet door (2), and cabinet door (2) is hinged with cabinet body (1), and cabinet door offers steel on (2)
Change and is provided with nameplate (21), door lock (23) in windowpane (22) and cabinet door (2)；
The inside of the cabinet body (1), which is generated, is equipped with extinguishing device (3), electric temperature-sensing probe (4), Fire extinguisher (5), smoke detector (6)
And match electrical component, multiple cable knock-off holes (9) are offered on the bottom wall of cabinet body (1)；The extinguishing device (3) passes through suspension
In cabinet body (1), suspension mechanism is fixed below the roof of cabinet body (1) for mechanism setting；The temperature-sensing probe (4), fire extinguishing control
Device (5), smoke detector (6) are installed on the side wall of cabinet body (1)；
The extinguishing device (3) by cylinder (31), hanging ring (32), spray head (33), pressure indicator (34), feedback device (35),
Electric starter (36), temperature sensing glass ball (37), thermal initiator composition；Be contained in the cylinder (31) driving gas (313) and
Ultra-fine dry powder extinguishing agent (314), the top of cylinder (31) are fixedly connected with fixing head (311), the bottom end connection of cylinder (31)
There is lower connection mouth (312), cylinder (31) is connected by upper fixing head (311) with hanging ring (32), hanging ring (32) and suspension mechanism
It is connected；
The lower connection mouth (312) is tightly connected by sealing ring (39) and spray head (33), and spray head (33) is communicated with mating with it
Shower (38)；The spray head (33) is connected to mouth (312) injection channel, injection channel is collectively formed in the inside of junction with lower
Inside it is sealed with pressing plate；The temperature sensing glass ball (37) is mounted on the lower section in spray head (33) and being located at pressing plate, temperature sensing glass ball
(37) clamping platen；
The temperature sensing glass ball (37) is electrically connected by thermal initiator with electric starter (36), electric starter (36) respectively with inductance
Temperature probe (4), Fire extinguisher (5) electrical connection, Fire extinguisher (5) also respectively with electric temperature-sensing probe (4), smoke detector (6), anti-
Device (35), pressure indicator (34) electrical connection are presented, and Fire extinguisher (5) is connected with the controlling terminal in fire protection control room
It connects, links with entire fire-fighting system.
2. the power distribution cabinet according to claim 1 for being exclusively used in security against fire, it is characterised in that: the inside of the cabinet body (1)
It is provided with crossbeam (7), stringer (8), column and partition, crossbeam (7), stringer (8), column and partition are all made of carbon steel system
At.
3. the power distribution cabinet according to claim 1 for being exclusively used in security against fire, it is characterised in that: the suspension mechanism is by fixing
Block (10), screw hook (11), positioning pin (12) composition, fixed block (10) are fixedly connected with the roof of cabinet body (1), screw hook
(11) it is welded on fixed block (10), the hanging ring (32) of extinguishing device (3) is hung on screw hook (11) and by positioning pin (12)
Locking.
4. the power distribution cabinet according to claim 1 for being exclusively used in security against fire, it is characterised in that: the feedback device (35),
Pressure indicator (34) is installed on spray head (33) and feedback device (35), pressure indicator (34) respectively with spray head (33) phase
Connection.
5. the power distribution cabinet according to claim 1 for being exclusively used in security against fire, it is characterised in that: the driving gas (313)
Using nitrogen.
6. a kind of extinguishing method of the power distribution cabinet as described in any one in claim 1-5 for being exclusively used in security against fire, feature exist
In: the extinguishing method is divided into remote electric fire extinguishing, automatic electric fire extinguishing and automatic temperature-sensed fire extinguishing；
The remote electric fire extinguishing specifically: the controlling terminal in fire protection control room issues fire extinguishing enabling signal, is controlled by fire extinguishing
Device (5) receives fire extinguishing enabling signal, and Fire extinguisher (5) touches energization starter (36), and electric starter (36) produces thermal initiator
Heat improves the ambient temperature of temperature sensing glass ball (37), and the heated exapnsion of temperature sensing glass ball (37) simultaneously ruptures, and temperature sensing glass ball (37) is right
The extruding force of pressing plate disappears greatly, meanwhile, pressing plate is pushed by the pressure in cylinder (31) and is fallen off, ultra-fine dry powder extinguishing agent (314)
It is quickly ejected at the shower (38) from spray head (33) under the action of driving gas (313), it is internal to cabinet body (1) to realize
Fire extinguishing；
The automatic electric fire extinguishing specifically: the temperature in electric temperature-sensing probe (4) moment monitoring cabinet body (1), cabinet body (1) is interior to be occurred
When fire, the temperature in cabinet body (1) is more than the operating temperature T1 that electric temperature-sensing probe (4) sets, and electric temperature-sensing probe (4) can directly touch
Energization starter (36), similarly, electric starter (36) make thermal initiator heat production, and temperature sensing glass ball (37) expanded by heating simultaneously ruptures,
Pressing plate falls off, and ultra-fine dry powder extinguishing agent (314) is under the action of driving gas (313) quickly at the shower (38) from spray head (33)
It ejects, realizes the fire extinguishing internal to cabinet body (1)；Meanwhile smoke detector (6) monitors smoke condition, and by the smoke signal of monitoring
Fire extinguisher (5) are passed to, touch energization starter (36) by Fire extinguisher (5), thus smoke detector (6) collaboration inductance temperature is visited
Head (4) realizes the fire extinguishing internal to cabinet body (1), influences to put out a fire when preventing inductance temperature probe (4) failure；
The automatic temperature-sensed fire extinguishing specifically: when fire occurring in cabinet body (1), the temperature of cabinet body (1) is more than temperature sensing glass ball
(37) when operating temperature T2, temperature sensing glass ball (37) exapnsion under the hot environment in cabinet body (1) ruptures, and similarly, pressing plate is de-
It falls, ultra-fine dry powder extinguishing agent (314) quickly sprays at the shower (38) from spray head (33) under the action of driving gas (313)
Out, to realize the fire extinguishing internal to cabinet body (1)；
In above-mentioned fire extinguishing procedure, feedback device (35) feeds back what thin dry powder extinguisher (314) had discharged to Fire extinguisher (5)
Signal.
7. the extinguishing method of the power distribution cabinet according to claim 6 for being exclusively used in security against fire, it is characterised in that: the movement
Temperature T1 is not higher than operating temperature T2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910480079.5A CN110115816A (en) | 2019-06-03 | 2019-06-03 | A kind of power distribution cabinet being exclusively used in security against fire and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910480079.5A CN110115816A (en) | 2019-06-03 | 2019-06-03 | A kind of power distribution cabinet being exclusively used in security against fire and method |
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| CN110115816A true CN110115816A (en) | 2019-08-13 |
Family
ID=67523749
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910480079.5A Pending CN110115816A (en) | 2019-06-03 | 2019-06-03 | A kind of power distribution cabinet being exclusively used in security against fire and method |
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| Country | Link |
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| CN (1) | CN110115816A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111228702A (en) * | 2020-03-16 | 2020-06-05 | 北京星日消防技术有限公司 | Automatic fire extinguisher and fire extinguishing system |
| CN111313270A (en) * | 2020-03-06 | 2020-06-19 | 河北宏龙环保科技有限公司 | Circuit protector for production safety |
| CN114288587A (en) * | 2021-11-26 | 2022-04-08 | 国网辽宁省电力有限公司大连供电公司 | Miniature automatic fire extinguishing tank with networking function |
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